Outdoor cooking grill



FIG. 1 is a top, front and left side perspective view of an outdoor cooking grill showing my new design;

FIG. 2 is a top, rear and right side perspective view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a reduced left side elevational view thereof. 

The ornamental design for an outdoor cooking grill, as shown and described. 